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<FONT color="green">001</FONT>    package metaface.embodiment;<a name="line.1"></a>
<FONT color="green">002</FONT>    import java.lang.*;<a name="line.2"></a>
<FONT color="green">003</FONT>    import java.awt.*;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.awt.image.*;<a name="line.4"></a>
<FONT color="green">005</FONT>    import java.awt.geom.*;<a name="line.5"></a>
<FONT color="green">006</FONT>    import metaface.mpeg4.*;<a name="line.6"></a>
<FONT color="green">007</FONT>    /**<a name="line.7"></a>
<FONT color="green">008</FONT>     *  DrawingArea is a double buffered panel that captures paint calls and<a name="line.8"></a>
<FONT color="green">009</FONT>     *  executes the MPEG-4Face.drawFace method<a name="line.9"></a>
<FONT color="green">010</FONT>     *<a name="line.10"></a>
<FONT color="green">011</FONT>     *@author     Simon Beard <a name="line.11"></a>
<FONT color="green">012</FONT>     *@version    1.0<a name="line.12"></a>
<FONT color="green">013</FONT>     *@see        MPEG4Face<a name="line.13"></a>
<FONT color="green">014</FONT>     *@see        SpikyMPEG4Face<a name="line.14"></a>
<FONT color="green">015</FONT>     *@see        GirlMPEG4Face<a name="line.15"></a>
<FONT color="green">016</FONT>     */<a name="line.16"></a>
<FONT color="green">017</FONT>    public class DrawingArea extends javax.swing.JPanel {<a name="line.17"></a>
<FONT color="green">018</FONT>    <a name="line.18"></a>
<FONT color="green">019</FONT>            /**<a name="line.19"></a>
<FONT color="green">020</FONT>             *  Rendering hints that are set (i.e.&nbsp;antialias etc.)<a name="line.20"></a>
<FONT color="green">021</FONT>             */<a name="line.21"></a>
<FONT color="green">022</FONT>            private RenderingHints rh;<a name="line.22"></a>
<FONT color="green">023</FONT>            /**<a name="line.23"></a>
<FONT color="green">024</FONT>             *  Graphics object used to paint this panel<a name="line.24"></a>
<FONT color="green">025</FONT>             */<a name="line.25"></a>
<FONT color="green">026</FONT>            private Graphics2D g2d = null;<a name="line.26"></a>
<FONT color="green">027</FONT>            /**<a name="line.27"></a>
<FONT color="green">028</FONT>             *  Graphics tookit for synching<a name="line.28"></a>
<FONT color="green">029</FONT>             */<a name="line.29"></a>
<FONT color="green">030</FONT>            private Toolkit tk;<a name="line.30"></a>
<FONT color="green">031</FONT>            /**<a name="line.31"></a>
<FONT color="green">032</FONT>             *  MPEG-4 Character<a name="line.32"></a>
<FONT color="green">033</FONT>             */<a name="line.33"></a>
<FONT color="green">034</FONT>            private MPEG4Face character;<a name="line.34"></a>
<FONT color="green">035</FONT>    <a name="line.35"></a>
<FONT color="green">036</FONT>    <a name="line.36"></a>
<FONT color="green">037</FONT>    <a name="line.37"></a>
<FONT color="green">038</FONT>            /**<a name="line.38"></a>
<FONT color="green">039</FONT>             *  Creates new DrawingArea based on rendering hints<a name="line.39"></a>
<FONT color="green">040</FONT>             *<a name="line.40"></a>
<FONT color="green">041</FONT>             *@param  width   The width of the drawing area<a name="line.41"></a>
<FONT color="green">042</FONT>             *@param  height  The height of the drawing area<a name="line.42"></a>
<FONT color="green">043</FONT>             */<a name="line.43"></a>
<FONT color="green">044</FONT>            public DrawingArea(int width, int height) {<a name="line.44"></a>
<FONT color="green">045</FONT>                    super();<a name="line.45"></a>
<FONT color="green">046</FONT>                    character = new SpikyMPEG4Face();<a name="line.46"></a>
<FONT color="green">047</FONT>                    setBackground(java.awt.Color.black);<a name="line.47"></a>
<FONT color="green">048</FONT>                    rh = new RenderingHints(RenderingHints.KEY_ANTIALIASING,<a name="line.48"></a>
<FONT color="green">049</FONT>                                    RenderingHints.VALUE_ANTIALIAS_ON);<a name="line.49"></a>
<FONT color="green">050</FONT>    <a name="line.50"></a>
<FONT color="green">051</FONT>                    tk = getToolkit();<a name="line.51"></a>
<FONT color="green">052</FONT>                    this.setPreferredSize(new Dimension(width, height));<a name="line.52"></a>
<FONT color="green">053</FONT>                    super.repaint();<a name="line.53"></a>
<FONT color="green">054</FONT>            }<a name="line.54"></a>
<FONT color="green">055</FONT>    <a name="line.55"></a>
<FONT color="green">056</FONT>    <a name="line.56"></a>
<FONT color="green">057</FONT>            /**<a name="line.57"></a>
<FONT color="green">058</FONT>             *  Sets a new MPEG4 Face of the DrawingArea object<a name="line.58"></a>
<FONT color="green">059</FONT>             *<a name="line.59"></a>
<FONT color="green">060</FONT>             *@param  face  The new MPEG4 face to use<a name="line.60"></a>
<FONT color="green">061</FONT>             */<a name="line.61"></a>
<FONT color="green">062</FONT>            public void setMPEG4Face(MPEG4Face face) {<a name="line.62"></a>
<FONT color="green">063</FONT>                    character = face;<a name="line.63"></a>
<FONT color="green">064</FONT>            }<a name="line.64"></a>
<FONT color="green">065</FONT>            <a name="line.65"></a>
<FONT color="green">066</FONT>            <a name="line.66"></a>
<FONT color="green">067</FONT>            /**<a name="line.67"></a>
<FONT color="green">068</FONT>             *  Animates the MPEG-4 character face of this drawing area<a name="line.68"></a>
<FONT color="green">069</FONT>             *<a name="line.69"></a>
<FONT color="green">070</FONT>             *@param  frame  The MPEG-4 FAP frame to animate the face with<a name="line.70"></a>
<FONT color="green">071</FONT>             */<a name="line.71"></a>
<FONT color="green">072</FONT>            public void animateMPEG4Face(FAPData frame) {<a name="line.72"></a>
<FONT color="green">073</FONT>                    character.animateFace(frame);<a name="line.73"></a>
<FONT color="green">074</FONT>            }<a name="line.74"></a>
<FONT color="green">075</FONT>    <a name="line.75"></a>
<FONT color="green">076</FONT>    <a name="line.76"></a>
<FONT color="green">077</FONT>            /**<a name="line.77"></a>
<FONT color="green">078</FONT>             *  Paints the component<a name="line.78"></a>
<FONT color="green">079</FONT>             *<a name="line.79"></a>
<FONT color="green">080</FONT>             *@param  graphics  The Graphics2d object for this panel<a name="line.80"></a>
<FONT color="green">081</FONT>             */<a name="line.81"></a>
<FONT color="green">082</FONT>            public void paintComponent(java.awt.Graphics graphics) {<a name="line.82"></a>
<FONT color="green">083</FONT>                    super.paintComponent(graphics);<a name="line.83"></a>
<FONT color="green">084</FONT>                    paintOverComponent(graphics);<a name="line.84"></a>
<FONT color="green">085</FONT>            }<a name="line.85"></a>
<FONT color="green">086</FONT>    <a name="line.86"></a>
<FONT color="green">087</FONT>    <a name="line.87"></a>
<FONT color="green">088</FONT>            /**<a name="line.88"></a>
<FONT color="green">089</FONT>             *  Paints over what has already been drawn in this panel. This method does not<a name="line.89"></a>
<FONT color="green">090</FONT>             *  "wipe" the panel before drawing.<a name="line.90"></a>
<FONT color="green">091</FONT>             *<a name="line.91"></a>
<FONT color="green">092</FONT>             *@param  graphics  The Graphics2d object for this panel<a name="line.92"></a>
<FONT color="green">093</FONT>             */<a name="line.93"></a>
<FONT color="green">094</FONT>            public void paintOverComponent(java.awt.Graphics graphics) {<a name="line.94"></a>
<FONT color="green">095</FONT>                    int width;<a name="line.95"></a>
<FONT color="green">096</FONT>                    int height;<a name="line.96"></a>
<FONT color="green">097</FONT>    <a name="line.97"></a>
<FONT color="green">098</FONT>                    g2d = (Graphics2D) graphics;<a name="line.98"></a>
<FONT color="green">099</FONT>                    g2d.setRenderingHints(rh);<a name="line.99"></a>
<FONT color="green">100</FONT>                    width = getWidth();<a name="line.100"></a>
<FONT color="green">101</FONT>                    height = getHeight();<a name="line.101"></a>
<FONT color="green">102</FONT>                    character.drawFace(g2d, width, height);<a name="line.102"></a>
<FONT color="green">103</FONT>                    tk.sync();<a name="line.103"></a>
<FONT color="green">104</FONT>            }<a name="line.104"></a>
<FONT color="green">105</FONT>    }<a name="line.105"></a>
<FONT color="green">106</FONT>    <a name="line.106"></a>




























































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